CVE-2023-53297

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

conn->chan_lock isn't acquired before l2cap_get_chan_by_scid,
if l2cap_get_chan_by_scid returns NULL, then 'bad unlock balance'
is triggered.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
UNKNOWN
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LinuxCNA
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.237-1
fixed
bookworm
6.1.148-1
fixed
bookworm (security)
6.1.147-1
fixed
trixie
6.12.43-1
fixed
trixie (security)
6.12.41-1
fixed
forky
6.16.3-1
fixed
sid
6.16.7-1
fixed
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/116b9c002c894097adc2b8684db2d1da4229ed46
https://git.kernel.org/stable/c/2112c4c47d36bc5aba3ddeb9afedce6ae6a67e7d
https://git.kernel.org/stable/c/25e97f7b1866e6b8503be349eeea44bb52d661ce
https://git.kernel.org/stable/c/5134556c9be582793f30695c09d18a26fe1ff2d7
https://git.kernel.org/stable/c/55410a9144c76ecda126e6cdec556dfcd8f343b2
https://git.kernel.org/stable/c/5f352a56f0e607e6ff539cbf12156bfd8af232be
https://git.kernel.org/stable/c/6a27762340ad08643de3bc17fe1646ea489ca2e2
https://git.kernel.org/stable/c/fd269a0435f8e9943b7a57c5a59688848d42d449